:root {
    --color-canvas-default: #0d1117;
    --color-canvas-overlay: #161b22;
    --color-border-default: #30363d;
    --color-fg-default: #c9d1d9;
    --color-fg-muted: #8b949e;
    --color-accent-fg: #58a6ff;
    --color-btn-bg: #21262d;
    --color-btn-hover-bg: #30363d;
    --color-btn-border: rgba(240, 246, 252, 0.1);
    --color-btn-primary-bg: #238636;
    --color-btn-primary-hover-bg: #2ea043;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
    background-color: var(--color-canvas-default);
    color: var(--color-fg-default);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.header {
    background-color: var(--color-canvas-overlay);
    border-bottom: 1px solid var(--color-border-default);
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.2rem;
    font-weight: 600;
    text-decoration: none;
    color: var(--color-fg-default);
    display: flex;
    align-items: center;
    gap: 10px;
}

.main-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.repo-card {
    background-color: var(--color-canvas-overlay);
    border: 1px solid var(--color-border-default);
    border-radius: 6px;
    max-width: 600px;
    width: 100%;
    padding: 24px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}

.repo-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.repo-icon {
    color: var(--color-fg-muted);
}

.repo-name {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-accent-fg);
    text-decoration: none;
}

.repo-name:hover {
    text-decoration: underline;
}

.repo-description {
    color: var(--color-fg-muted);
    font-size: 0.95rem;
    margin-bottom: 12px;
    min-height: 1.5em;
}

.repo-meta {
    display: flex;
    gap: 16px;
    font-size: 12px;
    color: var(--color-fg-muted);
    margin-bottom: 24px;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.url-container {
    background-color: var(--color-canvas-default);
    border: 1px solid var(--color-border-default);
    border-radius: 6px;
    padding: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    cursor: pointer;
    transition: border-color 0.2s;
}

.url-container:hover {
    border-color: var(--color-fg-muted);
}

.url-text {
    font-family: ui-monospace, SFMono-Regular, SF Mono, Menlo, Consolas, Liberation Mono, monospace;
    font-size: 0.85rem;
    color: var(--color-fg-default);
    word-break: break-all;
}

.btn-group {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.btn {
    padding: 5px 16px;
    font-size: 14px;
    font-weight: 500;
    border-radius: 6px;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: 0.2s;
    border: 1px solid var(--color-border-default);
}

.btn-default {
    background-color: var(--color-btn-bg);
    color: var(--color-fg-default);
}

.btn-default:hover {
    background-color: var(--color-btn-hover-bg);
    border-color: #8b949e;
}

.btn-primary {
    background-color: var(--color-btn-primary-bg);
    color: #ffffff;
    border-color: var(--color-btn-border);
}

.btn-primary:hover {
    background-color: var(--color-btn-primary-hover-bg);
}

.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background-color: #1f6feb;
    color: #fff;
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 8px 24px rgba(0,0,0,0.3);
    transform: translateY(150px);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
}

.toast.show {
    transform: translateY(0);
}

.footer {
    border-top: 1px solid var(--color-border-default);
    padding: 40px 32px;
    text-align: center;
    color: var(--color-fg-muted);
    font-size: 0.8rem;
    margin-top: auto;
}

.user-badge {
    display: flex;
    align-items: center;
    gap: 8px;
}

.user-avatar {
    width: 20px;
    height: 20px;
    border-radius: 50%;
}